3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| songyunli | 4 | 1981 | 1190 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.996 | 0.996 | 1.345 | 126.9 | 75 | 182 | 1981 | 1981 | 2352 |
| SRMFix | 1.005 | 1.005 | 1.392 | 111.8 | 25 | 235 | 1647 | 1647 | 2213 |
| SRM | 0.708 | 1.025 | 1.359 | 88.0 | -126 | 115 | 1190 | 1190 | 2534 |
| initial | 1.069 | 1.069 | 1.468 | 128.7 | 14 | 311 | 1715 | 1715 | 2020 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2006-12-13 | SRM 330 | 2 | 25 | 131.79 | 2.40 | 182 | 1981 | 2352 | 115 | 1190 | 2534 |
| 3 | 2006-12-09 | SRM 329 | 2 | 126 | 286.12 | 1.18 | 164 | 1799 | 3302 | 56 | 1075 | 3306 |
| 2 | 2006-09-21 | TCCC06 Round 1A | 1 | 338 | 393.45 | 0.22 | 75 | 1635 | 4046 | -55 | 1019 | 3606 |
| 1 | 2006-09-12 | TCCC06 Qual 3 | 1 | 310 | 351.78 | 0.18 | 87 | 1560 | 4536 | -126 | 1074 | 3152 |